About the Number

121401189

121401188 ← → 121401190

2進数表記:111001111000110111101100101

漢数字表記:一億二千百四十万千百八十九

素因数分解:

3 2 × 7 1 × 13 1 × 227 1 × 653 1

素因数の和:906
約数の個数: 48
約数和(自身を含む): 217107072
約数和(自身を除く): 95705883

約数列:
[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 227, 273, 653, 681, 819, 1589, 1959, 2043, 2951, 4571, 4767, 5877, 8489, 8853, 13713, 14301, 20657, 25467, 26559, 41139, 59423, 61971, 76401, 148231, 178269, 185913, 444693, 534807, 1037617, 1334079, 1927003, 3112851, 5781009, 9338553, 13489021, 17343027, 40467063, 121401189]

約数ペア:
[(1, 121401189), (3, 40467063), (7, 17343027), (9, 13489021), (13, 9338553), (21, 5781009), (39, 3112851), (63, 1927003), (91, 1334079), (117, 1037617), (227, 534807), (273, 444693), (653, 185913), (681, 178269), (819, 148231), (1589, 76401), (1959, 61971), (2043, 59423), (2951, 41139), (4571, 26559), (4767, 25467), (5877, 20657), (8489, 14301), (8853, 13713)]

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